Icon Generator - Icon Generator is a little application built on AIR that lets you generate a CS5 or Web 2.
IcoFX - IcoFX is an all-in-one solution for icon creation, extraction and editing.
Icono Maker - Icono Maker is an icon maker for Windows.
icon sushi - @icon sushi is icon converter that supports xp icons, vista icons, bmp, png, psd, exe and icl.
Img2icns - Image2icon provides the fastest way to customize your icons, easily and free.
icoworks - .ico editor for Windows 8 and Windows RT